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Finding the Fourth Proportional to 377,361.35, 565,926.81 and 107,511.52

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Solution

The fourth proportional to 377,361.35, 565,926.81 and 107,511.52 is: 161,234.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,361.35 : 565,926.81 = 107,511.52 : x
  2. Step 2: Convert to fraction form
    377,361.35/565,926.81 = 107,511.52/x
  3. Step 3: Cross multiply
    377,361.35x = 565,926.81 × 107,511.52
  4. Step 4: Simplify right side
    377,361.35x = 60,843,651,551.85
  5. Step 5: Solve for x
    x = 60,843,651,551.85/377,361.35
  6. Step 6: Final answer
    x = 161,234.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.